.travis.yml in tram-policy-1.0.0 vs .travis.yml in tram-policy-1.0.1

@@ -6,20 +6,17 @@
 script:
   - bundle exec rake
   - bundle exec rubocop
 rvm:
   - 2.3.0
-  - 2.4.0
+  - 2.6.2
   - ruby-head
-  - jruby-9.1.0.0
-  - rbx-3
+  - jruby-9.2.7.0
+  - truffleruby
 env:
   global:
     - JRUBY_OPTS='--dev -J-Xmx1024M'
 matrix:
   allow_failures:
-    - rvm: rbx-3
     - rvm: ruby-head
     - rvm: jruby-head
-  include:
-    - rvm: jruby-head
-      before_install: gem install bundler --no-ri --no-rdoc
+    - rvm: truffleruby